budgie-control-center from X11:Solus:Backports project
Select Your Operating System
Add repository and install manually
For 15.6 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/X11:Solus:Backports/15.6/X11:Solus:Backports.repo zypper refresh zypper install budgie-control-center